Questions tagged [weather-satellites]

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How can I relate aerosol particle size (2, 5 and 10 microns) with the aerosol index measurement of the Sentinel-5P (TROPOMI) data sets?

I would like to know the relation of aerosol particle size (2,5 and 10 microns) with the measurements from the Sentinel-5P TROPOMI data, in the wavelengths 340-380 and 358-388 nm bands.
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82 views

Rainfall Anomaly Index using satellite data

I'm working on a script for calculating the Rainfall Anomaly Index1 (RAI) for an area using satellite imagery to estimate precipitation. The context I have seen the RAI used in before is for weather ...
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1answer
31 views

Introductory course on interpreting GOES-R satellite images?

As you might be aware, GOES-R is a very rich satellite system that delivers near real-time weather information for the globe. There are at least 16 channels reported (this site is great for monitoring ...
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1answer
20 views

Is cloudfraction a proper measure of gaseous data expanse?

I was working with SO2 column data product from https://disc.gsfc.nasa.gov/datasets/OMSO2_003/summary?keywords=OMI%20Total%20Column%201-Orbit%20L2%20Swath I wanted to know, is the cloudfraction data ...
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1answer
89 views

In meteorology, are satellite data "better" than reanalysis data?

More specifically, can it be argued that satellite data are more reliable because they are direct measurements of physical quantities, while reanalysis data depend on the processing and merging of ...
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2answers
118 views

Understanding the color coding of a weather map

I came across an infrared weather map like this I couldn't find any legend on the colorbar's color convention. Initially, I thought that might be the color for reflected light's wavelength, but there ...
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1answer
79 views

What is real impact of Precision Agriculture? [closed]

I am just wondering what is the real impact of Precision agriculture. I came across Airbus Intelligence and their Earth Observation services (Agriculture, forestry, environment) - It seems nice and ...
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2answers
4k views

Why are the clouds white and Australia black in weather satellite infrared images?

The question Is the sunlight on the GOES-16 Imagery reaching from the east? shows a visible light image and so in the night areas the Earth appears dark and in the day areas the Earth is a bit ...
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150 views

5G interference with weather observation, a thing already?

The scientific community expressed concern that global 5G would potentially threaten weather forecasts by scrambling frequencies in the microwave spectrum used for water vapor, atmospheric temperature ...
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2answers
131 views

Could we control the weather with a disk in space?

There is recorded evidence from solar eclipses that the moon's shadow has a detectable weather effect. If we placed a disk in space we could project a cold spot onto the planet and control it's ...
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2answers
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GOES image: parallel trains of clouds. What to make of them?

Here is a GOES visible image from today, 2019-12-01 about local noon, around Nova Scotia. Note the parallel trains or streaks of clouds, running approximately northwest to southeast. A few hours ...
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2answers
89 views

Weather Forecasts

Are weather forecasts such as on weather.com or other apps continuously updated for each location and updated by an operator or is it just a computer automatically updating the forecast?
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1answer
144 views

Are these plane trails seen from satellite

Here are photos from West of Normandy, at 7-9am after sunrise on the 14th of may, from the visible satellite. It's a bit strange that they are visible from space, they are 2-3 miles wide? Are they jet ...
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1answer
956 views

Where are old Himawari weather satellite images available to the public? Is the 18-Dec-2018 Bearing Sea fireball still there?

In Scott Manley's new video 173 Kiloton Explosion Over Bering Sea Was Asteroid Breaking Up a bit after 01:30 he says The good news is that in these days of near-...
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1answer
65 views

Where can I find archived night microphysics images from EUMETSAT? I

I want night microphysics RGB composite from EUMETSAT. I'm looking for archived images. I tried finding them on EUMETSAT's data center page. Data from different channels of SEVIRI is available but ...
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1answer
42 views

Projecting rectangular stereography centred on 42°N, 10°E

I am reposting from GIS Stack Exchange as here might also be someone who might help: I have a precipitation GRIB2 file obtained at EUMETSAT H-SAF I am able to decode it to ascii but the software I am ...
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0answers
47 views

Why do tethered aerostats have lower persistence than stratospheric balloons?

We have been thinking of using Aerostats/Balloons for an environmental monitoring project in our university. We have been considering 2 options: Tethered Aerostats (which fly upto 1 km) and ...
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64 views

Quantifying long term melt record on glacier surface

I intend to create a long term melt record on a glacier surface. What are parameters required to efficiently calculate the same using satellite, weather station observations & reanalysis datasets (...
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1answer
62 views

Where can I get good raw meteorological data for Middle East?

I live in the Middle East and I am really fond of understanding meteorology and using raw data make my own weather predictions. However, a limitation I encounter here is that most raw meteorological ...
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1answer
342 views

Looking for global cloud cover animations or videos

I am looking for a video of global cloud cover. Something like an animated version of this image: (Originally presented at http://naturalearth.springercarto.com/ne3_data/8192/clouds/africa_clouds_8k....
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73 views

Global Land and Sea Surface Temperature Data

We are a spin-off from TU Munich and currently working on equipping a CubeSat with a thermal imager. The imager should be able to acquire thermal/ir images with resolution of about 200m/px. In the ...
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2answers
76 views

Looking for fun and illuminating weather visualizations

I'm looking for illuminating and fun weather data visualizations like e.g. EarthWindMap. More specifically, I was hoping to find wind vectors overlayed onto a prognostic chart to visualize how the ...
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Is archived lightning data from the GOES-16 beta test available?

I was only able to find real-time data. Or do I have to wait until the Geostationary Lightning Mapper is greenlit for production in 2018?
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1answer
119 views

doubt about the 'white spaces' in the maps from satellite

I have a doubt about the 'white spaces' in the maps from satellite. For example, for the atlantic areas I have plotted AOD and appear many areas where sistematically do not have any data (white spaces)...
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1answer
134 views

Convert satellite image data (GOES 15) into solar irradiance values?

I have GOES 15 satellite image data (GVAR_IMG) for a project that I am working on. The files are end in .BAND_01, .BAND_02, etc. I use the Panoply tool to view these files, but am looking for an ...
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2answers
339 views

What causes the counter-intuitive presence of CO2 in the atmosphere during spring and summer months?

Recently, I stumbled upon this NASA map of the Earth from the OCO-2, a satellite that measures CO2 density in the atmosphere. http://www.climatecentral.org/news/nasa-tools-co2-19681 Specifically, I'm ...
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1answer
254 views

Alternative WMS servers for GOES-East satellite imagery

I'm having some difficulty finding a WMS (web mapping server) for North America GOES-East satellite imagery that matches my needs (visible and IR4, timely, with no alteration of grey-scale pixel ...
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1answer
164 views

Great Lakes - cookie cutter clouds

On 2014-07-10, in the afternoon, the GOES East satellite image in the visible showed a mass of cloud in central North America. However, in the middle, the Great Lakes stood out in a most extraordinary ...
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2answers
98 views

Does anyone know of a comprehensive listing of geostationary weather satellites?

Periods of operation at longitude--current as well as historical. The historical list on Wikipedia is incomplete. Is there a single site with status of operational satellites (real-time) or do you ...
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73 views

Why were no interferometers launched on weather satellites between the '69-'72 IRIS-D and the 2002-onward AIRS?

As early as the late 1960s / early 1970s, Nimbus-3 carried Iris-B and Nimbus-4 carried Iris-D, both infrared spectroradiometers with a moderate spectral resolution. Subsequently, I believe it was not ...
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106 views

Why is there no High-Resolution Infrared Radiation Sounder (HIRS) on Metop-C?

The weather satellites Metop-A and Metop-B carry copies of the High-Resolution Infrared Radiation Sounder (HIRS), an instrument with a heritage back to 1975. Considering that Metop-C is part of the ...